LG Gram 16 2021 vs Lenovo ThinkBook 15 Gen 2 Intel Comparison

Laptop to replace

Change

LG Gram 16 2021

16 inches | January 2021

CHECK PRICE

Change

Lenovo ThinkBook 15 Gen 2 Intel

15.6 inches | September 2020

CHECK PRICE

LG Gram 16 2021 vs Lenovo ThinkBook 15 Gen 2 Intel Comparison Overview

LG Gram 16 2021

See at AMAZON

Lenovo ThinkBook 15...

See at AMAZON

LG Gram 16 2021

See at AMAZON

Lenovo ThinkBook 15...

See at AMAZON

In this review, we will be comparing Gram 16 2021 and ThinkBook 15 Gen 2 Intel, two laptops from LG and Lenovo. LG Gram 16 2021 was introduced to market in January 2021 and Lenovo ThinkBook 15 Gen 2 Intel was launched in September 2020. There is only 4 months difference between Gram 16 2021 and ThinkBook 15 Gen 2 Intel so we are expecting this to be a fair comparison regarding age and technology level.

Click for Available Configurations of the Laptops

Here is a brief look at the main features of LG Gram 16 2021 and Lenovo ThinkBook 15 Gen 2 Intel before getting into our more detailed comparison.

LG Gram 16 2021 Key Specs

Launched in January 2021
16.0" IPS LCD, 16:10 Aspect Ratio Display
CPU: Intel Core i3 1115G4
GPU: Intel UHD Graphics Xe G4
8GB Ram
356.6 x 248.3 x 16.9 mm (14.04 x 9.78 x 0.67 inches)
Weight: 1.19 kg (2.62 lbs)

Lenovo ThinkBook 15 Gen 2 Intel Key Specs

Launched in September 2020
15.6" IPS LCD, 16:9 Aspect Ratio Display
CPU: Intel Core i3 1115G4
GPU: GeForce MX450 2GB
8GB Ram
357 x 235 x 18.9 mm (14.06 x 9.25 x 0.74 inches)
Weight: 1.7 kg (3.75 lbs)

Let's read on the following sections in order to better understand in detail how Gram 16 2021 and ThinkBook 15 Gen 2 Intel compares and decide which one is better for you.

**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Reasons to choose LG Gram 16 2021 over Lenovo ThinkBook 15 Gen 2 Intel

Weight	1.19 kg vs 1.70 kg	0.51 kg lighter
Screen-to-Body Ratio	~83.8% vs ~80%	Larger screen area ratio
Display Size	16 inches vs 15.6 inches	Larger Screen Estate
Noise Level	31.1 dB vs 40 dB	Less fan noise
Contrast Rate	1483:1 vs 1108:1	more pleasing colors
Screen PPI	189 ppi vs 141 ppi	More pixels per inch
Screen Resolution	2560 x 1600 pixels vs 1920 x 1080 pixels	Higher pixel count screen
sRGB Color Space	99.8% vs 60%	Wider sRGB Color Space Coverage
DCI-P3 Color Gamut	95.8% vs 40.6%	Wider DCI-P3 Color Gamut
Adobe RGB Profile	83.7% vs 41.7%	Wider Adobe RGB Coverage
Max Brightness	350 nits vs 250 nits	Brighter Screen
Response Time	32 ms vs 35 ms	Faster Response screen
GPU Fabrication Process	10 nm vs 12 nm	Newer Generation GPU
HDMI Version	2.0 vs 1.4	Better HDMI connectivity

Reasons to choose Lenovo ThinkBook 15 Gen 2 Intel over LG Gram 16 2021

Side Bezel Thickness	5.8 mm vs 6 mm	0.2 mm thinner bezels
Screen Opening Angle	180° vs 140°	More flexible screen
Screen Type	Matte vs Glossy	potentially less reflections on screen
GPU FLOPS	2.822 TFLOPS vs 0.84 TFLOPS	Dedicated GPU unit
GPU Type	Dedicated vs Integrated	More RAM Options
Upgradable RAM	Yes vs No	Generates higher sound levels
Speaker Loudness	81 dB vs 76.1 dB	Connects to the local network via Ethernet RJ45
Ethernet RJ45 Port	Yes vs No

Common Strengths of Lenovo ThinkBook 15 Gen 2 Intel and LG Gram 16 2021

Fast Charging Support	Yes vs Yes	Charge the battery in a shorter time
USB Power Delivery	Yes vs Yes	Charging via USB port gives flexibility
RAM Type	PCI-E Gen 3.0 (4x) vs PCI-E Gen 3.0 (4x)	Fast RAM type
Upgradable Storage	Yes vs Yes	Option to increase the Storage size
SSD Type	NVMe vs NVMe	Faster Data Transfers
Wi-Fi Standard	v6 vs v6	Fast and Reliable Wi-Fi Connections
Bluetooth Standard	v5.1 vs v5.1	Fast and Reliable Bluetooth Connections
Fingerprint Sensor	Yes vs Yes	Easy Login with Fingerprint Sensor
Thunderbolt Port	v4 vs v4	Fast data and power transfer via Thunderbolt Port
HDMI Output	1x HDMI 2.0 vs 1x HDMI 2.0	Connect to External Displays via HDMI cable
VGA Output	No vs No	Connect to External Displays via VGA cable
Built-in SD Card Reader	Yes vs Yes	Read & Write SD Cards
Numeric Pad	Yes vs Yes	Fast way to input numbers
Keyboard Backlight	Yes vs Yes	Easily see the keys under low light

Common Weaknesses of Lenovo ThinkBook 15 Gen 2 Intel and LG Gram 16 2021

Touchscreen Capability	No vs No	No Touchscreen Capability
HDR Support	No vs No	No HDR Support

LG Gram 16 2021 vs Lenovo ThinkBook 15 Gen 2 Intel: Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the LG Gram 16 2021 and the Lenovo ThinkBook 15 Gen 2 Intel.

Physical Specs
Weight	1.19 kg (2.62 lbs)	1.7 kg (3.75 lbs)
Surface Area	885 cm2 (137.3 inches2)	839 cm2 (130.1 inches2)
Screen to Surface Ratio	~83.8%	~80%
Side Bezel Thickness	~6 mm	~5.8 mm
Weight per Inch of Screen	0.07 kg/inch	0.11 kg/inch
	0.154 lbs/inch	0.242 lbs/inch
Colors	Black, Silver, Green	Gray
Cover Opening Angle	140Â°	180Â°

Comparison of the LG Gram 16 2021 and the Lenovo ThinkBook 15 Gen 2 Intel External Dimensions

Weight

Gram 16 2021 weighs 1.19 kg (2.62 lbs), whereas the ThinkBook 15 Gen 2 Intel weighs 1.7 kg (3.75 lbs). There is a notable difference in weight between these two laptops. However, it's important to consider that comparing their weights directly may not provide a complete picture since they also have different display sizes.

Weight Comparison

LG Gram 16 2021 1.19 kg

Avg: 16.0-16.9" 2.07 kg

Lenovo ThinkBook 15 Gen 2 Intel 1.70 kg

Avg: 15.0-15.9" 1.95 kg

Thickness Comparison

LG Gram 16 2021 16.90 mm

Avg: 16.0-16.9" 20.35 mm

Lenovo ThinkBook 15 Gen 2 Intel 18.90 mm

Avg: 15.0-15.9" 20.17 mm

Another value that we use for comparing the weights of the laptops is the Weight per Inch of Screen, which is calculated by dividing the total weight of the model with its usable diagonal screen size. This value for the LG Gram 16 2021 is 0.07 kg/inch.In comparison, this value for the Lenovo ThinkBook 15 Gen 2 Intel is 0.11 kg/inch.Here are some of the best performing laptops in this area:

Microsoft Surface Go 4: 0.05 kg/inch
LG Gram SuperSlim 15.6 2023: 0.06 kg/inch
Asus ProArt PZ13 HT5306: 0.06 kg/inch
Asus Zenbook A14 UX3407: 0.06 kg/inch
Dell Latitude 7330: 0.07 kg/inch
Lenovo ThinkPad X1 Nano Gen 2: 0.07 kg/inch
LG Gram 14 2022: 0.07 kg/inch
LG Gram 14 2-in-1 2022: 0.07 kg/inch

LG Gram 16 2021 vs Lenovo ThinkBook 15 Gen 2 Intel: Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	Intel Core i3 1115G4 Intel Core i5 1135G7 Intel Core i7 1165G7	Intel Core i3 1115G4 Intel Core i5 1135G7 Intel Core i5 1145G7 Intel Core i7 1165G7
Base Frequency	1.7-3.0 GHz	1.7-3.0 GHz
Turbo Frequency	4.1 GHz	4.1 GHz
Number of Cores	2	2
Number of Threads	4	4
L3 Cache	6 MB	6 MB
Integrated GPU	Intel UHD Graphics Xe G4	Intel UHD Graphics Xe G4
CPU Fabrication Process	10 nm	10 nm
Geekbench 5 (Single)	1264	1264
Geekbench 5 (Multi)	2563	2563
Cinebench 23 (Single)	1330	1330
Cinebench 23 (Multi)	3144	3144

Above you can see the CPU options and the CineBench and GeekBench test scores for both laptops, which gives an idea about what kind of performance difference you may experience between the LG Gram 16 2021 and Lenovo ThinkBook 15 Gen 2 Intel.

You may also read reviews of latest laptops with the same CPU ( Intel Core i3 1115G4 ) and compare them:

GPU Comparison

GPU Model	Intel UHD Graphics Xe G4	GeForce MX450 2GB
Base Clock Frequency	300 MHz	1395 MHz
Boost CLock Frequency	1100 MHz	1575 MHz
TGP (Total Graphics Power)	15 W	31 W
Type	Integrated	Dedicated
FLOPS	844.8 GFLOPS	2.822 TFLOPS
Memory Size	System Shared	2 GB
Memory Type	System Shared	GDDR6
Memory Bus	System Shared	64 bit
Memory Speed	System Shared	1250 MHz 10 Gbps effective
Shading Units Cores	384	896
TMUs	24	56
ROPs	12	32

GPU is as critical as the CPU for graphic heavy applications and the table above gives a picture of how the two GPU compares. FLOPS is a measure of a GPU's performance based on the number of floating-point arithmetic calculations that the processor can perform within a second. LG Gram 16 2021 has a FLOPS value of 0.84 TFLOPS whereas the Lenovo ThinkBook 15 Gen 2 Intel ' has a FLOPS value of 2.822 TFLOPS. If graphical performance of the laptop is important for your use type, the Lenovo ThinkBook 15 Gen 2 Intel may be the better choice between these two setups.

RAM Comparison

RAM	8GB 16GB	8GB 16GB
Memory Bus	2x4 GB	1x8 GB
RAM Clock	4266 MHz	3200 MHz
RAM Type	LPDDR4X	DDR4
Upgradable	No	Yes
Total Slots	2	2
Memory Bus	PCI-E Gen 3.0 (4x)	PCI-E Gen 3.0 (4x)

Both laptops, the Gram 16 2021 and the ThinkBook 15 Gen 2 Intel, come with similar RAM capacities of 8 GB, providing comparable performance in memory-intensive tasks.

LOCAL LLM Compatibility Evaluation

This quick guide shows what types of large language models (LLMs) each of these laptops could support, based on their respective hardware specifications. It's meant to help you compare their suitability for running AI models locally.

LLM Category	LG Gram 16 (2021)	Lenovo ThinkBook 15 Gen 2 (Intel)
Small Models(1-3B):Examples: Phi-2, Qwen-1.8B	✔ Run smoothly.	✖ Not supported.
Medium Models(7-8B):Examples: Mistral-7B, Qwen-7B	✖ Not supported.	✖ Not supported.
Large Models(13-30B):Examples: Mixtral, Qwen-14B	✖ Not supported.	✖ Not supported.
Extra-Large Models(65B+):Examples: LLaMA2-70B, Qwen1.5-72B	✖ Not supported on most systems. Requires high-end GPU or advanced setup.	✖ Not supported on most systems. Requires high-end GPU or advanced setup.

Note: Optimized (e.g., 4-bit) models may run on limited hardware. Performance depends on runtime and setup.

📌 MoE Models: Some models like Mixtral 8x7B and Qwen3-30B-A3B use a Mixture of Experts (MoE) design, activating only part of the model during inference. This means they can often run efficiently on laptops with 12–16 GB of VRAM when quantized.

BATTERY

BATTERY	80 Wh	45 Wh 60 Wh
Battery Type	Li-Ion	Li-Ion
Replaceable	No	No
Fast Charging	No	Yes
USB Power Delivery	Yes	Yes
Charging Port Position	Left	Left
Charge Power	65 W	65 W
AC Adapter Weight	292 gramm	355 gramm

Moreover, the Gram 16 2021 boasts a larger battery capacity of 80 Wh, offering extended usage time compared to the ThinkBook 15 Gen 2 Intel's45 Wh.

Battery Comparison

LG Gram 16 2021 80 Wh

Avg: 16.0-16.9" 74.15 Wh

Lenovo ThinkBook 15 Gen 2 Intel 45 Wh

Avg: 15.0-15.9" 62.1 Wh

STORAGE
Both laptops, the Gram 16 2021 and the ThinkBook 15 Gen 2 Intel have similar max. storage capacities of 1 TB, allowing for ample space to store files and applications.

Storage Options	256 GB, 1 TB	256 GB, 512 GB, 1 TB
Upgradable	Yes	Yes
Total Slots	2	2
Storage type	SSD (M2)	SSD (M2)
NVMe	Yes	Yes

If your budget allows, we recommend opting for the largest possible disk size, considering the potential increase in storage capacity needs in the future. However, please keep in mind the question 'What will the laptop be used for?' when making this decision. Of course, you can later upgrade the hard disk capacity by getting a larger disk. However, if your laptop has only one disk slot, it may not be as straightforward as a RAM upgrade, where you simply add or replace a module, as moving or cloning files to a new disk may be necessary.

LG Gram 16 2021 vs Lenovo ThinkBook 15 Gen 2 Intel: Display Comparison

The display is an essential aspect to consider when comparing the LG Gram 16 2021 and Lenovo ThinkBook 15 Gen 2 Intel since its is the component that you interact the most and significantly impact the experience.

Screen Area and Dimensions

Now let's look at the comparison of the actual display areas of both laptops below, keeping the bezels around the screens out of the equation. Gram 16 2021 has a display size of 16.0".On the other hand, ThinkBook 15 Gen 2 Intel has a smaller 15.6" display.The total usable screen area of the Gram 16 2021 is 742cm² / 115inch² whereas the ThinkBook 15 Gen 2 Intel's total usable screen area is 670cm² / 104inch².

PPI (Pixels per Inch)
Additionally, the Gram 16 2021 features a higher pixel density with 189 pixels per inch (PPI), ensuring sharper image details.

Screen PPI (Pixels Per Inch) Comparison

LG Gram 16 2021 189 PPI

Avg: 16.0-16.9" 169 PPI

Lenovo ThinkBook 15 Gen 2 Intel 141 PPI

Avg: 15.0-15.9" 144 PPI

Refresh Rate
Both Gram 16 2021 and ThinkBook 15 Gen 2 Intel offer the same refresh rate of 60 Hz.

Furthermore, the Gram 16 2021 boasts a faster response time of 32.0 ms, reducing motion blur for fast-paced content.

Brightness
The Gram 16 2021 offers a higher maximum brightness of 350 nits, delivering a brighter screen.

Brightness Comparison

LG Gram 16 2021 350 nits

Avg: 16.0-16.9" 413 nits

Lenovo ThinkBook 15 Gen 2 Intel 250 nits

Avg: 15.0-15.9" 319 nits

LG Gram 16 2021 vs Lenovo ThinkBook 15 Gen 2 Intel Connectivity Comparison

In terms of connectivity,

Wifi
Both laptops offer the same Wi-Fi standard (v6), ensuring fast and reliable wireless connections.

Below, you'll find a Wi-Fi Versions Table, along with their release dates and speeds, to provide a brief overview of its development.

Wi-Fi Versions and Speeds

Standard	Speed	Release Date	Network	Frequency Bands (GHz)
Wi-Fi 7	up to 40 Gbps (5 GB/s)	2023	802.11be	2.4, 5, 6
Wi-Fi 6E	up to 9.6 Gbps (1.2 GB/s)	2020	802.11ax	2.4, 5, 6
Wi-Fi 6	up to 9.6 Gbps (1.2 GB/s)	2019	802.11ax	2.4, 5
Wi-Fi 5	up to 6.93 Gbps (866.25 MB/s)	2014	802.11ac	2.4, 5
Wi-Fi 4	up to 600 Mbps (75 MB/s)	2009	802.11n	2.4, 5

* Please note that the provided transfer rates are maximum theoretical values, and real-life performance may vary based on environmental factors.

USB
Both Gram 16 2021 and ThinkBook 15 Gen 2 Intel feature 2x USB 3.2 USB-A ports.
Both Gram 16 2021 and ThinkBook 15 Gen 2 Intel feature 2x USB 4.0 USB Type-C ports.

Below, you'll find a table of USB ports, along with their release dates and speeds.
To mitigate the confusion caused by generation names, the USB Implementers Forum (USB-IF) suggests using marketing names like USB 5Gbps, USB 10Gbps, and so forth, based on their respective transfer rates.

USB Type and Speeds

USB Type	Version	Speed	Date	Other Features/Explanations
USB4	Gen 4 (2.0)	80 Gbps	2022	Also known as USB 80Gbps
USB4	Gen 3×2	40 Gbps	2019	Also known as USB 40Gbps
USB 3.2	3.2 Gen 2x2	20 Gbps	2019	Double the data transfer rates of Gen 2
USB 3.2	3.2 Gen 2	10 Gbps	2017	Previously known as USB 3.1
USB 3.2	3.2 Gen 1	5 Gbps	2017	Previously known as USB 3.0
USB 3.1	3.1 Gen 2	10 Gbps	2013	Faster data transfer rates
USB 3.0	3.1 Gen 1	5 Gbps	2010	SuperSpeed USB, improved data transfer rates
USB 2.0	2.0	480 Mbps	2000	High-speed data transfer
USB 1.0	1.0	1.5 Mbps	1996	Original USB standard

Thunderbolt
Both Gram 16 2021 and ThinkBook 15 Gen 2 Intel are equipped with Thunderbolt 4 ports.

HDMI
Both Gram 16 2021 and ThinkBook 15 Gen 2 Intel feature an HDMI port. Gram 16 2021 offers 1x HDMI 2.0, while ThinkBook 15 Gen 2 Intel offers 1x HDMI 1.4.

Below, you'll find a comparison table detailing different HDMI versions, including their bandwidth, color depth, maximum resolution, and release dates. This information can be helpful in understanding the capabilities of each HDMI version and choosing the most suitable one for your needs.

HDMI Comparison Table

HDMI Version	Maximum Resolution	Bandwidth (Gbps)	Color Depth (bits)	Release Date
HDMI 2.1-2.1b	7680 x 4320 *(8K)* @ 60p 3840 x 2160 *(4K)* @ 120p	48.0	48	2017
HDMI 2.0-2.0b	3840 x 2160 *(4K)* @ 60p	18.0	48	2013
HDMI 1.4-1.4b	3840 x 2160 *(4K)* @ 30p	10.2	48	2009
HDMI 1.3-1.3a	2560 x 1440 @ 60p	10.2	48	2006
HDMI 1.0-1.2a	1920 x 1200 @ 60p	4.95	24	2002

* Please note that the provided resolution values represent the maximum supported resolution, and actual display quality may depend on other factors such as source content and connected devices.

SD Card Reader
Both Gram 16 2021 and ThinkBook 15 Gen 2 Intel come with an SD Card Reader for easy access to memory cards.

Audio Jack
Both Gram 16 2021 and ThinkBook 15 Gen 2 Intel are equipped with a 3.5mm Audio Jack, providing seamless connection to headphones and speakers.

To summarize the connectivity and ports details, please refer to the table below to see them listed.

Connectivity and Ports
WiFi Standard (latest: v7)	v6	v6
Bluetooth (latest: v5.4)	v5.1	v5.1
USB-A (latest: 3.2)	2x USB 3.2	2x USB 3.2
USB Type-C (latest: USB4 2.0)	2x USB 4.0	2x USB 4.0
Thunderbolt (latest: 4)	Thunderbolt 4	Thunderbolt 4
HDMI (latest: 2.1)	1x HDMI 2.0	1x HDMI 1.4
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	Yes	Yes
Optical Drive	No	No
Audio Jack 3.5mm	Yes	Yes
Ethernet RJ45	No	Yes
SD CardReader	Yes	Yes
Proprietary Charging Port	No	No